------------[ cut here ]------------ WARNING: CPU: 0 PID: 29651 at fs/btrfs/extent-tree.c:2141 btrfs_run_delayed_refs+0x450/0x4a0 fs/btrfs/extent-tree.c:2141 Modules linked in: CPU: 0 PID: 29651 Comm: syz-executor.0 Not tainted 6.1.0-rc3-syzkaller-00332-g089d1c31224e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:btrfs_run_delayed_refs+0x450/0x4a0 fs/btrfs/extent-tree.c:2141 Code: 48 8b 38 48 c7 c6 00 3c da 8a 89 ea 31 c0 e8 19 a5 af 06 eb 19 e8 70 5a 05 fe 48 c7 c7 00 3b da 8a 89 ee 31 c0 e8 80 f8 cc fd <0f> 0b b3 01 44 0f b6 c3 4c 89 e7 48 c7 c6 20 3e da 8a ba 5d 08 00 RSP: 0018:ffffc90017b07af0 EFLAGS: 00010246 RAX: 7bf230ed79efcd00 RBX: ffff88808698c001 RCX: 0000000000040000 RDX: ffffc90003ee2000 RSI: 000000000000712d RDI: 000000000000712e RBP: 00000000fffffff4 R08: ffffffff816b9e3d R09: ffffed1017344f13 R10: ffffed1017344f13 R11: 1ffff11017344f12 R12: ffff8880328e8000 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88802d11f000 FS: 00007f1a03595700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c02b46d000 CR3: 000000001c970000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_commit_transaction+0x3a9/0x3760 fs/btrfs/transaction.c:2123 iterate_supers+0x137/0x1f0 fs/super.c:724 ksys_sync+0xd5/0x1c0 fs/sync.c:104 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1a0288b5a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1a03595168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00007f1a029ac050 RCX: 00007f1a0288b5a9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f1a035951d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd8664dfdf R14: 00007f1a03595300 R15: 0000000000022000